WiFi Direct 활성화

WiFi Direct

참조 사이트 : 

https://rtl8192cu.googlecode.com/hg-history/bdd3a2265bdd6a92f24cef3d52fa594b2844c9c1/?r=bdd3a2265bdd6a92f24cef3d52fa594b2844c9c1

1) WiFi Direct 초기화 동작(1회성)

ifconfig wlan0 down;

ifconfig wlan0 up;

ifconfig wlan0 192.168.3.1;

route add default gw 192.168.3.1;

/root/udhcpd/udhcpd /root/udhcpd/udhcpd.conf;

2) WiFi Direct 활성화

killall wpa_supplicant;

killall hostapd;

iwpriv wlan0 p2p_set enable=0;     

iwpriv wlan0 p2p_set enable=3;

iwpriv wlan0 p2p_set intent=15;

iwpriv wlan0 p2p_set op_ch=1;

iwpriv wlan0 p2p_set ssid=DIRECT-RT;

iwpriv wlan0 p2p_set setDN=RTL8192CU;

iwpriv wlan0 p2p_set got_wpsinfo=2;

hostapd  -B /usr/local/bin/p2p_hostapd.conf > /system/temp.txt;

3) WiFi Direct 상태 확인

iwpriv wlan0 p2p_get status

Status :

P2P_STATE_NONE = 0, // P2P disable P2P_STATE_IDLE = 1, // P2P had enabled and do nothing P2P_STATE_LISTEN = 2, // In pure listen state P2P_STATE_SCAN = 3, // In scan phase P2P_STATE_FIND_PHASE_LISTEN = 4, // In the listen state of find phase P2P_STATE_FIND_PHASE_SEARCH = 5, // In the search state of find phase P2P_STATE_TX_PROVISION_DIS_REQ = 6, // In P2P provisioning discovery P2P_STATE_RX_PROVISION_DIS_RSP = 7, P2P_STATE_RX_PROVISION_DIS_REQ = 8, P2P_STATE_GONEGO_ING = 9, // Doing the group owner negoitation handshake P2P_STATE_GONEGO_OK = 10, // finish the group negoitation handshake with success P2P_STATE_GONEGO_FAIL = 11, // finish the group negoitation handshake with failure P2P_STATE_RECV_INVITE_REQ = 12, // receiving the P2P Inviation request P2P_STATE_PROVISIONING_ING = 13, // Doing the P2P WPS P2P_STATE_PROVISIONING_DONE = 14, // Finish the P2P WPS

4) 연결 동작

4-1) GO

hostapd_cli wps_pbc any

4-2) Client

wpa_cli wps_pbc [MacAddress]

5) 연결된 WiFi Direct 확인

hostapd_cli all_sta

6) WiFi Direct 클라이언트 연결 해제

hostapd_cli deauthenticate [MAC Addredd]